Mamma

(Section 2.2.2.4.2)

Hanging protuberances, like udders, on the under surface of a cloud.

Occurs mostly with Cirrus, Cirrocumulus, Altocumulus, Altostratus, Stratocumulus and Cumulonimbus.

The text enclosed in grey-shaded boxes, like this example, comprises Annex I to the Technical Regulations (WMO-No. 49) and has the legal status of standard practices and procedures.

Mamma

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